Home / 239,712.21-330,802.52-132,282.23

Finding the Fourth Proportional to 239,712.21, 330,802.52 and 132,282.23

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Solution

The fourth proportional to 239,712.21, 330,802.52 and 132,282.23 is: 182,549.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,712.21 : 330,802.52 = 132,282.23 : x
  2. Step 2: Convert to fraction form
    239,712.21/330,802.52 = 132,282.23/x
  3. Step 3: Cross multiply
    239,712.21x = 330,802.52 × 132,282.23
  4. Step 4: Simplify right side
    239,712.21x = 43,759,292,719.80
  5. Step 5: Solve for x
    x = 43,759,292,719.80/239,712.21
  6. Step 6: Final answer
    x = 182,549.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.